Winn International High Polished Cowhide Aniline Leather Checkbook / Secretary Turned edge construction- Accommodates top and side loading checks- I.D. Window- 6 Card slots- Pen holder- Side slot pocket to hold receipts or currency Accomodates top and side-loading checks - Accommodates top and side loading checks - I.D. Window - 6 Card slots - Pen holder - Side slot pocket to hold receipts or currency I.D. Window; 6 Card slots - Accommodates top and side loading checks - I.D. Window - 6 Card slots - Pen holder - Side slot pocket to hold receipts or currency Side slot pocket for receipts or currency; Mostly leather lined - Accommodates top and side loading checks - I.D. Window - 6 Card slots - Pen holder - Side slot pocket to hold receipts or currency